Detervriiiie tlw transfer functions N(s) aiid &aw thc polt1-7c~rodingrains of tlic svstcms xercise 6.5 1)ettrminc tlic tranbfer fiirrrtiorr arid 1he tliffercittial cqiiatiori of thc systein v i t h tlre CoLlowing pole-zcro tliagraiii and H(O) -